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KEEL-dataset - data set description

This section describes main characteristics of the Stulong data set and its attributes:

General information

Stulong data set
TypeUnsupervisedOriginReal world
Features 5(Real / Integer / Nominal)(5 / 0 / 0)
Instances1419Missing values?No

Attribute description

a1 (Height (cm))[-1, 199]
a2 (Weight (Kg))[-1, 133]
a3 (Blood pressure I systolic (mm Hg))[90, 225]
a4 (Blood pressure I diastolic (mm Hg))[50, 145]
a5 (Cholesterol in mg%)[-1, 530]

Additional information

It is a database concerning a study of the risk factors of atherosclerosis in a population of 1419 middle-aged men in the years 1976 - 1999. The Stulong database consists of four data matrices: Entry, Control, Letter and Death. Here, we provide the data of Entry and extract five quantitative attributes out of a total of 64 attributes. The selected attributes are height, weight, systolic blood pressure, diastolic blood pressure and cholesterol level.

The study (STULONG) was performed at the 2nd Department of Medicine, 1st Faculty of Medicine of Charles University and Charles University Hospital. The data were transferred to electronic form by the European Centre of Medical Informatics, Statisticsand Epidemiology of Charles University and Academy of Sciences. The data resource is on the web page At present, the data analysis is supported by the grant of the Ministry of Education CR Nr LN 00B 107.

In this section you can download some files related to the Stulong data set:

  • The complete data set already formatted in KEEL format can be downloaded from herezip.gif.
  • The header file associated to this data set can be downloaded from heretxt.png.
  • This is not a native data set from the KEEL project. It has been obtained from the Discovery Challenge 2004. The original page where the data set can be found is:

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